OKAMOTO MACHINE TOOL WORKS,LTD. is a Japan-based company primarily engaged in the manufacture and sale of machine tools and semiconductor related equipment. The Company operates in two business segments. The Machine Tools segment is engaged in the manufacture and sale of grinding machines, such as precision surface grinders, rotary surface grinders, precision forming grinders, cylindrical grinders, inner grinders, center hole grinders, gear grinders, grindstones and grinding fluid products, as well as gear equipment, gears and castings. The Semiconductor Related Equipment segment is engage in the manufacture and sale of processing and grinding machines for semiconductors and electronic components, glass substrate polishing machines, back grinders, polishing machines, lapping machines, slicing machines, and solar cell ingot compound grinding machines.
OKAMOTO MACHINE TOOL WORKS, LTD. 
